Emerson Figure i manual Electrical field connections, 8-tonunits, Installation

Installation

Figure 8 Electrical field connections, 8-ton units

Field-supplied unit disconnect switch

Single- or three-phase electric service not provided by Liebert

Field-supplied 24V NEC Class 2 wiring to evaporator module

Electric service	Factory-wired
connection to contactor
or terminal block	to components on
	electric panel
Single- or three-phase electric
service not provided by Liebert
High-voltage	Heat rejection connection.
electric power
	Field-supplied 24V NEC
supply entrance
	Class 2 wiring.
Low-voltage electric
	Wire connections from evaporator module:
power supply	1.	24V GND System 1
entrance	2.	24V Supply System 1
	3.	High Pressure Alarm System 1
	4.	Hot Gas Bypass Connection System 1
Earth ground connection	5.	24V GND System 2
	6.	24V Supply System 2
terminal for field wiring
	7.	High Pressure Alarm System 2
	8.	Hot Gas Bypass Connection System 2
	9.	24V GND Condenser Fan
	10.	24V SUPPLY Condenser Fan
	Refer to tables or unit serial label		DPN000135
	for FLA, WSA and OPD values.
			Rev. 1

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